Common ground.
More Traditional Proverbs:
Two dogs strive for a bone and the third one runs off with it.Traditional
The robes of lawyers are lined with the obstinacy of clients
Traditional
I don't care how many pails of milk I lose, as long as I don't lose the cow
Traditional
A fool dreams of wealth a wise man, of happiness.
Traditional
A man stands taller when he stoops for a child.
Traditional
Laugh before breakfast, you'll cry before supper.
Traditional